// Copyright 2003-2023 by Autodesk, Inc. 
//
// Permission to use, copy, modify, and distribute this software in
// object code form for any purpose and without fee is hereby granted, 
// provided that the above copyright notice appears in all copies and 
// that both that copyright notice and the limited warranty and
// restricted rights notice below appear in all supporting 
// documentation.
//
// AUTODESK PROVIDES THIS PROGRAM "AS IS" AND WITH ALL FAULTS. 
// AUTODESK SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTY OF
// MERCHANTABILITY OR FITNESS FOR A PARTICULAR USE.  AUTODESK, INC. 
// DOES NOT WARRANT THAT THE OPERATION OF THE PROGRAM WILL BE
// UNINTERRUPTED OR ERROR FREE.
//
// Use, duplication, or disclosure by the U.S. Government is subject to 
// restrictions set forth in FAR 52.227-19 (Commercial Computer
// Software - Restricted Rights) and DFAR 252.227-7013(c)(1)(ii)
// (Rights in Technical Data and Computer Software), as applicable.

using Glodon.Lookup.Core.Enums;
using Glodon.Lookup.Models;

namespace Glodon.Lookup.Core.ModelBase
{
    public abstract class Descriptor : IComparable<Descriptor>, IComparable
    {
        public string TypeFullName { get; set; }
        public string Type { get; set; }
        public string Name { get; set; }
        public string Description { get; set; }
        public MemberAttributes MemberAttributes { get; set; }
        public SnoopableObject Value { get; set; }

        public int CompareTo(object obj)
        {
            if (ReferenceEquals(null, obj)) return 1;
            if (ReferenceEquals(this, obj)) return 0;
            return obj is Descriptor other ? CompareTo(other) : throw new ArgumentException($"对象必须是{nameof(Descriptor)}");
        }

        public int CompareTo(Descriptor other)
        {
            if (ReferenceEquals(this, other)) return 0;
            if (ReferenceEquals(null, other)) return 1;
            var typeComparison = string.Compare(Type, other.Type, StringComparison.Ordinal);
            if (typeComparison != 0) return typeComparison;
            return string.Compare(Name, other.Name, StringComparison.Ordinal);
        }
    }
}
